/*
 *  Copyright 2005 Blandware (http://www.blandware.com)
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package com.blandware.atleap.webapp.action.core.statistics.total;

import com.blandware.atleap.common.Constants;
import com.blandware.atleap.service.core.StatisticsManager;
import com.blandware.atleap.webapp.action.core.BaseAction;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Iterator;
import java.util.List;

/**
 * <p>Shows total statistics info monthly.</p>
 * <p><a href="ShowStatisticsTotalsMonthlyAction.java.html"><i>View source</i></a></p>
 *
 * @author Roman Puchkovskiy <a href="mailto:roman.puchkovskiy@blandware.com">
 *         &lt;roman.puchkovskiy@blandware.com&gt;</a>
 * @version $Revision: 1.1 $ $Date: 2006/05/26 08:13:39 $
 * @struts.action path="/core/statistics/total/monthly"
 * validate="false"
 * roles="core-statistics-view"
 * @struts.action-forward name="showTotalsMonthly"
 * path=".core.statistics.total.monthly"
 */
public final class ShowStatisticsTotalsMonthlyAction extends BaseAction {
	/**
	 * @param mapping  The ActionMapping used to select this instance
	 * @param form     The optional ActionForm bean for this request (if any)
	 * @param request  The HTTP request we are proceeding
	 * @param response The HTTP response we are creating
	 * @return an ActionForward instance describing where and how
	 *         control should be forwarded, or null if response
	 *         has already been completed
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
	                             HttpServletRequest request,
                                 HttpServletResponse response) throws Exception {

        StatisticsManager statisticsManager = (StatisticsManager) getBean(Constants.STATISTICS_MANAGER_BEAN);
        List years = statisticsManager.getTotalsMonthly();

        int maxTotal = 1;
        int maxUnique = 1;
        for (Iterator i = years.iterator(); i.hasNext(); ) {
            Object[] yearDescr = (Object[]) i.next();
            List months = (List) yearDescr[1];
            for (Iterator j = months.iterator(); j.hasNext(); ) {
                Object[] monthDescr = (Object[]) j.next();
                Integer total = (Integer) monthDescr[1];
                Integer unique = (Integer) monthDescr[2];
                if (total.intValue() > maxTotal) {
                    maxTotal = total.intValue();
                }
                if (unique.intValue() > maxUnique) {
                    maxUnique = unique.intValue();
                }
            }
        }

        request.setAttribute("years", years);
        request.setAttribute("maxTotal", new Integer(maxTotal));
        request.setAttribute("maxUnique", new Integer(maxUnique));

		return mapping.findForward("showTotalsMonthly");
	}
}
